A specially crafted x509 certificate can cause a single out of bounds byte overwrite in wolfSSL through 3.10.2 resulting in potential certificate validation vulnerabilities, denial of service and possible remote code execution
Published May 24, 2017
9.8
CRITICALCVSS 3.1
EPSS 8.53%
Description
A specially crafted x509 certificate can cause a single out of bounds byte overwrite in wolfSSL through 3.10.2 resulting in potential certificate validation vulnerabilities, denial of service and possible remote code execution. In order to trigger this vulnerability, the attacker needs to supply a malicious x509 certificate to either a server or a client application using this library.
Affected products
-
- Version 3.10.2StatusaffectedConstraints-
- Version
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (27 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 8.53% (0.08530) | 94.89th | v5 (v2026.06.15) |
| Jun 15, 2026 | 8.53% (0.08530) | 94.33th | v5 (v2026.06.15) |
| Mar 19, 2026 | 8.89% (0.08887) | 92.47th | v4 (v2025.03.14) |
| Jan 29, 2026 | 9.91% (0.09913) | 92.81th | v4 (v2025.03.14) |
| Sep 4, 2025 | 14.19% (0.14190) | 94.14th | v4 (v2025.03.14) |
| Jun 14, 2025 | 19.07% (0.19075) | 95.00th | v4 (v2025.03.14) |
| Mar 30, 2025 | 30.13% (0.30130) | 96.27th | v4 (v2025.03.14) |
| Mar 29, 2025 | 58.85% (0.58854) | 97.44th | v4 (v2025.03.14) |
| Mar 19, 2025 | 30.13% (0.30130) | 96.09th | v4 (v2025.03.14) |
| Mar 17, 2025 | 34.05% (0.34051) | 96.59th | v4 (v2025.03.14) |
| Dec 12, 2024 | 13.74% (0.13744) | 95.85th | v3 (v2023.03.01) |
| Mar 14, 2024 | 13.74% (0.13744) | 95.48th | v3 (v2023.03.01) |
| Dec 26, 2023 | 12.96% (0.12960) | 94.99th | v3 (v2023.03.01) |
| Nov 18, 2023 | 9.12% (0.09124) | 94.01th | v3 (v2023.03.01) |
| Aug 28, 2023 | 9.09% (0.09092) | 93.86th | v3 (v2023.03.01) |
| May 8, 2023 | 5.85% (0.05855) | 92.23th | v3 (v2023.03.01) |
| May 4, 2023 | 8.49% (0.08495) | 93.46th | v3 (v2023.03.01) |
| Apr 3, 2023 | 6.48% (0.06482) | 92.59th | v3 (v2023.03.01) |
| Mar 9, 2023 | 3.77% (0.03773) | 90.43th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.28% (0.03279) | 89.76th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.12% (0.05122) | 89.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.12% (0.05122) | 88.53th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.12% (0.05122) | 75.05th | v2 (v2022.01.01) |
| Feb 3, 2022 | 7.23% (0.07232) | 83.85th | v1 |
| Jan 6, 2022 | 7.23% (0.07232) | 83.70th | v1 |
| Sep 1, 2021 | 7.23% (0.07232) | 91.35th | v1 |
| Apr 14, 2021 | 7.23% (0.07232) | 0.00th | v1 |
References (2)
- https://talosintelligence.com/vulnerability_reports/TALOS-2017-0293 x_refsource_MISCExploitThird Party Advisory
- https://www.exploit-db.com/exploits/41984/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| https://talosintelligence.com/vulnerability_reports/TALOS-2017-0293 | x_refsource_MISCExploitThird Party Advisory | |
| https://www.exploit-db.com/exploits/41984/ | exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.